This Wednesday we will have **two** applied maths seminars. At 1pm, our second speaker Sandro Vaienti (Aix-Marseille University) will give a seminar in Carslaw 273. This will be preceded by lunch on campus at 12pm. Title: Quasi limit theorems for open systems Abstract: We describe the convergence to equilibrium for systems with holes by establishing limit theorems in the asymptotic regime. Joint with Atnip, Froyland, Gonzalez-Tokman and Nakano.